Home / 124,416,759.40-186,625,139.10-73,272,452.20

Finding the Fourth Proportional to 124,416,759.40, 186,625,139.10 and 73,272,452.20

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Solution

The fourth proportional to 124,416,759.40, 186,625,139.10 and 73,272,452.20 is: 109,908,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,759.40 : 186,625,139.10 = 73,272,452.20 : x
  2. Step 2: Convert to fraction form
    124,416,759.40/186,625,139.10 = 73,272,452.20/x
  3. Step 3: Cross multiply
    124,416,759.40x = 186,625,139.10 × 73,272,452.20
  4. Step 4: Simplify right side
    124,416,759.40x = 13,674,481,584,023,102
  5. Step 5: Solve for x
    x = 13,674,481,584,023,102/124,416,759.40
  6. Step 6: Final answer
    x = 109,908,678.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.